Until the mid-twentieth century, topological studies were focused on the theory of suitable structures on sets of points. The concept of open set exploited sinc

This book constitutes the refereed proceedings of the 15th International Symposium on Algorithms and Computation, ISAAC 2004, held in Hong Kong, China in Decemb

This book constitutes the refereed proceedings of the 16th International Symposium on Algorithms and Computation, ISAAC 2005, held in Sanya, Hainan, China in De